DEVICE FOR SERVICING OF FISH-BREEDING PONDS Russian patent published in 1995 - IPC

FIELD: fish breeding. SUBSTANCE: device comprises pontoons with hoppers for dry and liquid products, said hoppers having discharge holes equipped with adjustable gates a shaft made up of two parts with auger thread, and propelling wheels secured on outer ends of said parts. Hopper for liquid product is equipped with mixer and is connected by pump with sprayer. Drive of device is comprised of mechanical differential with PTO shaft. Inner ends of shaft auger portions are connected by couplings having brake sheaves with differential output ends while the mixer is connected to the PTO shaft of the differential via controllable coupling. Pump shaft and one of auger-shaped parts of the shaft are interconnected by a mechanical transmission. For travelling over hard surface it is expedient that the propelling wheels be equipped with discs and pneumatic tyres and that the pontoons be additionally provided with support wheels. EFFECT: high maneuverability including turning in place, and effective dispensing of feed and fertilizer at a constant density. 2 cl, 3 dwg